praedictivus

A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.

praedictīvus, a, um, adj. [2. praedico],

foretelling , predictive; in medicine, prognosticating : item libro praedictivo, quem προρρητικόν appellavit (Hippocrates), Cael. Aur. Acut. 1, 12, 100.